package com.richard.design.principle.demeter;

import java.util.ArrayList;
import java.util.List;

/**
 * @author Richard·Wang
 * @Date 2021/4/4 20:45
 * @Version 1.0
 */
public class TeamLeader {

    public void checkNumberOfCourses(){
        List<Course> courseList = new ArrayList<>();
        for (int i = 0;i <20; i++){
            courseList.add(new Course());
        }
        System.out.println("在线课程的数量是：" + courseList.size());
    }
}
